91468543 has 2 divisors, whose sum is σ = 91468544. Its totient is φ = 91468542.

The previous prime is 91468459. The next prime is 91468561. The reversal of 91468543 is 34586419.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 91468543 - 2⁹ = 91468031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 91468496 and 91468505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91468943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45734271 + 45734272.

It is an arithmetic number, because the mean of its divisors is an integer number (45734272).

Almost surely, 2^91468543 is an apocalyptic number.

91468543 is a deficient number, since it is larger than the sum of its proper divisors (1).

91468543 is an equidigital number, since it uses as much as digits as its factorization.

91468543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 40.

The square root of 91468543 is about 9563.9188097767. The cubic root of 91468543 is about 450.5647937131.

It can be divided in two parts, 9146 and 8543, that added together give a square (17689 = 133²).

The spelling of 91468543 in words is "ninety-one million, four hundred sixty-eight thousand, five hundred forty-three".